Sprint Corporation is an American telecommunications company that provides wireless services and is an internet service provider. It is the fourth-largest mobile network operator in the United States and serves 54.5 million customers as of March 2019. The company was founded in 1899 as the Brown Telephone Company in Abilene, Kansas. Sprint's mission is to deliver a superior wireless experience to customers that exceeds their expectations and inspires them to remain loyal. The company's vision is to be the most trusted provider of wireless and wireline communications services to customers in the United States.